Eu Não Sei Dizer

Recording by David Fonseca.

Recording identifiers

ISRC
PTBM11700160
CopyrightID (CopyrightChains transaction hash)
0xb599d9f25603c5b25aaf1b9c21274d7944347330d12ae148e7ae6d512bba4339
Copyright registration time
2026-07-07T21:37:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:0be6a0a0f2ba2fd8d41a3ad609ff2888008d4ff4a0554edc37ccab2fd6a7d7dd

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.